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The Nine Point Circle
Author:
James Scott Cooper
Topic:
Circle
,
Triangles
Please see details of construction within the applet.
GeoGebra
New Resources
Flip Flop
Droste effect
Shade a spheric triangle with "surface".
Exploring Simple Loci 探究簡單軌跡
alg2_05_05_01_applet_exp_flvs
Discover Resources
Cycloïde
Varignon's theorem --- Теорема Вариньона
Shipping container problem
Nets of Solid Figures (Primary 6)
Voronoi and basketball: Play in the zone
Discover Topics
Means
Tangent Function
Special Points
Solids or 3D Shapes
Piecewise Functions